51814560

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2203}}^1$

素因数の和:2235

約数の個数: 144

約数和(自身を含む): 189949536

約数和(自身を除く): 138134976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2203, 2352, 2940, 3360, 3920, 4406, 4704, 5880, 6609, 7840, 8812, 11015, 11760, 13218, 15421, 17624, 22030, 23520, 26436, 30842, 33045, 35248, 44060, 46263, 52872, 61684, 66090, 70496, 77105, 88120, 92526, 105744, 107947, 123368, 132180, 154210, 176240, 185052, 211488, 215894, 231315, 246736, 264360, 308420, 323841, 352480, 370104, 431788, 462630, 493472, 528720, 539735, 616840, 647682, 740208, 863576, 925260, 1057440, 1079470, 1233680, 1295364, 1480416, 1619205, 1727152, 1850520, 2158940, 2467360, 2590728, 3238410, 3454304, 3701040, 4317880, 5181456, 6476820, 7402080, 8635760, 10362912, 12953640, 17271520, 25907280, 51814560]

約数ペア:

[(1, 51814560), (2, 25907280), (3, 17271520), (4, 12953640), (5, 10362912), (6, 8635760), (7, 7402080), (8, 6476820), (10, 5181456), (12, 4317880), (14, 3701040), (15, 3454304), (16, 3238410), (20, 2590728), (21, 2467360), (24, 2158940), (28, 1850520), (30, 1727152), (32, 1619205), (35, 1480416), (40, 1295364), (42, 1233680), (48, 1079470), (49, 1057440), (56, 925260), (60, 863576), (70, 740208), (80, 647682), (84, 616840), (96, 539735), (98, 528720), (105, 493472), (112, 462630), (120, 431788), (140, 370104), (147, 352480), (160, 323841), (168, 308420), (196, 264360), (210, 246736), (224, 231315), (240, 215894), (245, 211488), (280, 185052), (294, 176240), (336, 154210), (392, 132180), (420, 123368), (480, 107947), (490, 105744), (560, 92526), (588, 88120), (672, 77105), (735, 70496), (784, 66090), (840, 61684), (980, 52872), (1120, 46263), (1176, 44060), (1470, 35248), (1568, 33045), (1680, 30842), (1960, 26436), (2203, 23520), (2352, 22030), (2940, 17624), (3360, 15421), (3920, 13218), (4406, 11760), (4704, 11015), (5880, 8812), (6609, 7840)]